Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 5 26.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 05/27/2022   13:39:05   (  71.89, -25.73) 05/27/2022   13:39:28  (  71.91, -25.70)    2.63                23
 05/27/2022   14:29:48   ( -71.77, 141.79) 05/27/2022   14:28:58  ( -71.79, 141.73)    2.65                50
 05/30/2022   05:06:10   ( -71.91, -77.51) 05/30/2022   05:06:31  ( -71.89, -77.49)    2.15                21
 05/30/2022   05:56:54   (  71.80,  90.00) 05/30/2022   05:55:58  (  71.79,  89.99)    0.37                56
 06/01/2022   19:42:45   ( -72.70,  61.84) 06/01/2022   19:43:52  ( -72.61,  64.43)   86.36                67
 06/01/2022   20:33:15   (  71.88,-129.22) 06/01/2022   20:33:31  (  71.87,-129.26)    1.69                16
 06/01/2022   21:23:59   ( -71.82,  38.21) 06/01/2022   21:23:00  ( -71.81,  38.27)    2.40                59
 06/04/2022   11:09:46   (  72.54,  10.43) 06/04/2022   11:10:54  (  72.42,  12.33)   65.03                68
 06/04/2022   12:00:18   ( -71.87, 179.07) 06/04/2022   12:00:32  ( -71.88, 178.99)    2.72                14
 06/04/2022   12:51:03   (  71.81, -13.51) 06/04/2022   12:49:58  (  71.83, -13.44)    3.52                65
 06/07/2022   02:36:48   ( -72.43, -41.09) 06/07/2022   02:37:57  ( -72.35, -39.55)   52.51                69
 06/07/2022   03:27:23   (  71.86, 127.33) 06/07/2022   03:27:31  (  71.88, 127.25)    3.17                 8
 06/07/2022   04:18:07   ( -71.80, -65.24) 06/07/2022   04:17:00  ( -71.82, -65.21)    2.08                67